Average monthly snow and rainfall in Guam in inches

This is the mean monthly precipitation over the year, including rain, snow, hail etc.
Show average precipitation in Guam in Millimeter »

Average precipitation (rain/snow) in Guam, Micronesia   Copyright © 2021  weather-and-climate.com
* Data from weather station: Guam, Micronesia.
  • A lot of rain (rainy season) falls in the months: January, February, May, June, July, August, September, October, November and December.
  • On average, August is the wettest month.
  • On average, March is the driest month.
  • The average amount of annual precipitation is: 98.23 in (2495.0 mm)

More Climate Information For Guam

Weather and Climate offers all the information you need to know about the climate in Guam.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in Micronesia and climate and forecast data for all other countries in the world.